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Comparing ray/src/rt/ray.h (file contents):
Revision 2.12 by greg, Sat Feb 22 02:07:29 2003 UTC vs.
Revision 2.20 by schorsch, Mon Jul 14 22:24:00 2003 UTC

# Line 1 | Line 1
1 < /* RCSid: $Id$ */
1 > /* RCSid $Id$ */
2   /*
3   *  ray.h - header file for routines using rays.
4   */
5 + #ifndef _RAD_RAY_H_
6 + #define _RAD_RAY_H_
7  
6 – /* ====================================================================
7 – * The Radiance Software License, Version 1.0
8 – *
9 – * Copyright (c) 1990 - 2002 The Regents of the University of California,
10 – * through Lawrence Berkeley National Laboratory.   All rights reserved.
11 – *
12 – * Redistribution and use in source and binary forms, with or without
13 – * modification, are permitted provided that the following conditions
14 – * are met:
15 – *
16 – * 1. Redistributions of source code must retain the above copyright
17 – *         notice, this list of conditions and the following disclaimer.
18 – *
19 – * 2. Redistributions in binary form must reproduce the above copyright
20 – *       notice, this list of conditions and the following disclaimer in
21 – *       the documentation and/or other materials provided with the
22 – *       distribution.
23 – *
24 – * 3. The end-user documentation included with the redistribution,
25 – *           if any, must include the following acknowledgment:
26 – *             "This product includes Radiance software
27 – *                 (http://radsite.lbl.gov/)
28 – *                 developed by the Lawrence Berkeley National Laboratory
29 – *               (http://www.lbl.gov/)."
30 – *       Alternately, this acknowledgment may appear in the software itself,
31 – *       if and wherever such third-party acknowledgments normally appear.
32 – *
33 – * 4. The names "Radiance," "Lawrence Berkeley National Laboratory"
34 – *       and "The Regents of the University of California" must
35 – *       not be used to endorse or promote products derived from this
36 – *       software without prior written permission. For written
37 – *       permission, please contact [email protected].
38 – *
39 – * 5. Products derived from this software may not be called "Radiance",
40 – *       nor may "Radiance" appear in their name, without prior written
41 – *       permission of Lawrence Berkeley National Laboratory.
42 – *
43 – * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
44 – * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
45 – * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
46 – * DISCLAIMED.   IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR
47 – * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
48 – * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
49 – * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
50 – * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
51 – * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
52 – * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
53 – * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
54 – * SUCH DAMAGE.
55 – * ====================================================================
56 – *
57 – * This software consists of voluntary contributions made by many
58 – * individuals on behalf of Lawrence Berkeley National Laboratory.   For more
59 – * information on Lawrence Berkeley National Laboratory, please see
60 – * <http://www.lbl.gov/>.
61 – */
62 –
8   #include  "standard.h"
64 –
9   #include  "octree.h"
66 –
10   #include  "object.h"
68 –
11   #include  "color.h"
12  
13 + #ifdef __cplusplus
14 + extern "C" {
15 + #endif
16 +
17   #define  MAXDIM         32      /* maximum number of dimensions */
18  
19                                  /* ray type flags */
# Line 96 | Line 42 | typedef struct ray {
42          OBJECT  *clipset;       /* set of objects currently clipped */
43          OBJECT  *newcset;       /* next clipset, used for transmission */
44          void    (*revf)();      /* evaluation function for this ray */
45 +        void    (*hitf)();      /* custom hit test for this traversal */
46          OBJECT  robj;           /* intersected object number */
47          OBJREC  *ro;            /* intersected object (one with material) */
48          double  rot;            /* distance to object */
# Line 103 | Line 50 | typedef struct ray {
50          FVECT   ron;            /* intersection surface normal */
51          double  rod;            /* -DOT(rdir, ron) */
52          FULLXF  *rox;           /* object transformation */
53 +        RREAL   uv[2];          /* local coordinates */
54          FVECT   pert;           /* surface normal perturbation */
55          COLOR   pcol;           /* pattern color */
56          COLOR   rcol;           /* returned ray value */
# Line 208 | Line 156 | typedef struct {               /* rendering parameter holder */
156   #define rpambmod(p,i)   ( (i)>=AMBLLEN||(p)->amblndx[i]<0 ? \
157                            (char *)NULL : (p)->amblval+(p)->amblndx[i] )
158  
211 – #ifdef NOPROTO
212 –
213 – extern void     headclean();
214 – extern void     openheader();
215 – extern void     dupheader();
216 – extern void     pfdetach();
217 – extern void     pfclean();
218 – extern void     pflock();
219 – extern void     pfhold();
220 – extern void     io_process();
221 – extern int      free_objs();
222 – extern void     free_objmem();
223 – extern int      load_os();
224 – extern void     preload_objs();
225 – extern void     ray_init();
226 – extern void     ray_trace();
227 – extern void     ray_done();
228 – extern void     ray_save();
229 – extern void     ray_restore();
230 – extern void     ray_defaults();
231 – extern void     ray_pinit();
232 – extern void     ray_psend();
233 – extern int      ray_pqueue();
234 – extern int      ray_presult();
235 – extern void     ray_pdone();
236 – extern void     ray_popen();
237 – extern void     ray_pclose();
238 – extern int      rayorigin();
239 – extern void     rayclear();
240 – extern void     raytrace();
241 – extern void     raycont();
242 – extern void     raytrans();
243 – extern int      rayshade();
244 – extern void     rayparticipate();
245 – extern int      raymixture();
246 – extern double   raydist();
247 – extern double   raynormal();
248 – extern void     newrayxf();
249 – extern void     flipsurface();
250 – extern int      localhit();
251 – extern int      getrenderopt();
252 – extern void     print_rdefaults();
253 – extern void     drawsources();
254 – extern void     rtrace();
255 – extern void     rview();
256 – extern void     rpict();
257 –
258 – #else
159                                          /* defined in duphead.c */
160   extern void     headclean(void);
161   extern void     openheader(void);
# Line 290 | Line 190 | extern void    ray_pclose(int nsub);
190   extern int      rayorigin(RAY *r, RAY *ro, int rt, double rw);
191   extern void     rayclear(RAY *r);
192   extern void     raytrace(RAY *r);
193 + extern void     rayhit(OBJECT *oset, RAY *r);
194   extern void     raycont(RAY *r);
195   extern void     raytrans(RAY *r);
196   extern int      rayshade(RAY *r, int mod);
197   extern void     rayparticipate(RAY *r);
198 + extern void     raytexture(RAY *r, OBJECT mod);
199   extern int      raymixture(RAY *r, OBJECT fore, OBJECT back, double coef);
200   extern double   raydist(RAY *r, int flags);
201   extern double   raynormal(FVECT norm, RAY *r);
# Line 311 | Line 213 | extern void    rtrace(char *fname);
213   extern void     rview(void);
214   extern void     rpict(int seq, char *pout, char *zout, char *prvr);
215  
216 +
217 + #ifdef __cplusplus
218 + }
219   #endif
220 + #endif /* _RAD_RAY_H_ */
221 +

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